<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
	request.setCharacterEncoding("utf-8");
	int s3=Integer.parseInt(request.getParameter("su3"));
	int s4=Integer.parseInt(request.getParameter("su4"));
	int temp=0;
	if(s3>s4){
		temp=s3;
		s3=s4;
		s4=temp;
	}
	out.print(s3+"~"+s4+"<br/>");
	for(int a=s3;a<=s4;a++){
		if(a%3==0){
			out.print(a+"<br/>");	
		}
	}
%>
</body>
</html>